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NIST Authors in Bold

Displaying 9701 - 9725 of 13225

Timekeeping in the Americas

October 1, 2015
Author(s)
Michael A. Lombardi, Jose M. Lopez
… life, and thus is the most measured physical quantity in modern societies. Time can also be measured with less … discusses how time is kept, coordinated, and disseminated in the Americas. … Timekeeping in the Americas …

An Analysis of the Use of a Collaboration Tool in the Intelligence Community

April 13, 2015
Author(s)
Jean C. Scholtz, Emile L. Morse, Michelle P. Steves
… In this paper we present a broad look at the use of Groove as a collaboration tool in the analytic community. This work was carried out through … network. RDEC analysts work along side analysts in the intelligence community and look for opportunities … An Analysis of the Use of a Collaboration Tool in the Intelligence Community …

Optically pumped semiconductor lasers for atomic and molecular physics

February 7, 2015
Author(s)
Dietrich G. Leibfried, Shaun Burd, Andrew C. Wilson, David J. Wineland
… Experiments in atomic, molecular and optical (AMO) physics rely on lasers … potentially replace many of the laser systems currently in use. We are developing a source for laser cooling and … the gain chip fabricated at the ORC at Tampere Univ. of Technology, Finland. This OPSL system could serve as a …

Improvements to NISTs Air Speed Calibration Service

December 8, 2014
Author(s)
Iosif I. Shinder, Michael R. Moldover, Christopher J. Crowley, Bernard J. Filla
… conducted by the National Institute of Standards and Technology (NIST): 1. Reduced-uncertainty calibration of the … that account for the position-dependence of the air speed in the test section and for window effects, 3. Improved …

New Developments in the NIST Infrared Optical Properties of Materials Program

July 1, 2014
Author(s)
Leonard M. Hanssen, Sergey Mekhontsev, Jinan Zeng, John H. Burnett
… The Infrared Optical Properties of Materials program in the Sensor Science Division at the National Institute of Standards and Technology (NIST) continues to upgrade its capabilities to … Conference on New Developments and Applications in Optical Radiometry, Book of Abstracts …

International Comparison of Ku-band Standard Gain Horn Characterization

April 6, 2014
Author(s)
Jeffrey R. Guerrieri
… supports interoperability of communication equipment in today's world market. The National Institute of Standards and Technology (NIST) is the pilot National Measurement Institute … far field, gain transfer and reciprocity, were used in this international comparison. The individual measurement …

International Comparison of Ku-band Standard Gain Horn Characterization

April 5, 2014
Author(s)
Jeffrey R. Guerrieri
… supports interoperability of communication equipment in today's world market. The National Institute of Standards and Technology (NIST) is the pilot National Measurement Institute … far field, gain transfer and reciprocity, were used in this international comparison. The individual measurement …

EUV magnetic-dipole lines from highly-charged high-Z ions with an open $3d$ shell

November 27, 2012
Author(s)
Yuri Ralchenko, John D. Gillaspy, Joseph Reader, Dmitry D. Osin
… ion trap (EBIT) at the National Institute of Standards and Technology was used to produce highly-charged ions of … recorded with a flat-field grazing-incidence spectrometer in the wavelength range of 4.5 nm to 25 nm. A total of 133 …

Security Control Variations Between In-House and Cloud-Based Virtualized Infrastructures

August 19, 2012
Author(s)
Ramaswamy Chandramouli
… as Hypervisor, Virtual Network and Virtual Machines (VMs)) in a virtualized data center infrastructure need effective security controls. However, the differences in scope of control (among stakeholders) over this component … and their efficiency & security impacts. We also suggest technology enablers that can minimize those impacts and …

Tracking the National Fire Problem: The Data behind the Statistics

November 21, 2011
Author(s)
Douglas S. Thomas, David T. Butry
The objective of this report is to support the development of descriptive statistics and associated measures of uncertainty for characterizing, tracking, and better understanding the root causes of the U.S. fire burden by identifying the relevant costs and

Ten years of computer forensic tool testing

October 12, 2011
Author(s)
James R. Lyle, Barbara Guttman, Richard Ayers
… (CFTT) project at the National Institute of Standards and Technology (NIST) has been active since 2000. The project …

Certification of Vitamins and Carotenoids in SRM 3280 Multivitamin/Multielement Tablets

April 24, 2011
Author(s)
Lane C. Sander, Katherine E. Sharpless, Stephen A. Wise, Bryant C. Nelson, Karen W. Phinney, Barbara J. Porter, Catherine A. Rimmer, Jeanice M. Brown Thomas, Laura J. Wood, James H. Yen, David L. Duewer, R. Atkinson, R. Chen, R. Goldschmidt, W.R. Wolf, I-P Ho, M. Betz
… has been issued by the National Institute of Standards and Technology (NIST) with certified and reference concentration … Certification of Vitamins and Carotenoids in SRM 3280 Multivitamin/Multielement Tablets …

Simulation Model for the IEEE 802.15.3/3b WPAN Standard

September 15, 2010
Author(s)
Kamran Sayrafian
… The1IEEE 802.15.3 is an emerging technology for high data rate wireless multimedia applications in Wireless Personal Area Networks (WPAN). In this paper, a discrete event simulation model has been …

Supercontinuum fiber laser source for reflectance calibrations in remote sensing

August 1, 2010
Author(s)
Clarence J. Zarobila, Heather J. Patrick
… The Optical Technology Division of the NIST provides reference … plaques that are used as onboard calibration standards in remote sensing. We are developing new instrumentation that … and a tunable monochromator. A significant improvement in optical power density at the specimen over that of …

Test Collection Diagnosis and Treatment

June 15, 2010
Author(s)
Ian M. Soboroff
… 1990s, large reusable test collections have been developed in the context of community evaluations such as TREC, NTCIR, CLEF, and INEX. Recently, advances in pooling practice as well as crowdsourcing technologies … into the hands of the small research group or company. In all of these cases, practitioners should be aware of, and …

NIST Measurements in the 750 MHz Band to Support Emergency Response Radio Communications

May 7, 2010
Author(s)
Catherine A. Remley, Christopher L. Holloway, william F. Young
… The National Institute of Standards and Technology (NIST) has just released the sixth in a series of NIST technical notes (TN) on radio signal penetration of radio signals in large building structures (apartment complex, hotel, … NIST Measurements in the 750 MHz Band to Support Emergency Response Radio …

Gate Dielectrics Year-In-Review

May 3, 2010
Author(s)
Jason P. Campbell
… The gate dielectrics year-in-review includes a comprehensive examination of the past … examine and publicize the most important advancements in understanding and mitigating various instabilities (BTI, TDDB, Noise, etc ) in a variety of technologically relevant (oxide, oxynitride, …

NEW DESIGNS FOR HIGH-RESISTANCE STANDARD RESISTORS

May 1, 2010
Author(s)
Andrew J. Dupree, Dean G. Jarrett
… undertaken at the National Institute of Standards and Technology to create a new set of high-resistance standards … film-type resistors. The history of film-type resistors in high-resistance standards is briefly reviewed. Also … by the Instituto Nacional de Tecnología Industrial (INTI) in Argentina, primarily the use of a guarded, highly …

IMMOBILIZED ENZYME CATALYZED POLYMERIZATION REACTIONS IN MICROREACTORS

January 1, 2010
Author(s)
Santanu S. Kundu, Atul Bhangale, William E. Wallace, Kathleen M. Flynn, Richard Gross, Kathryn L. Beers
… technologies enable improved safety, selectivity and yield in a range of chemical reactions in addition to new measurement methods that are often faster, … cheaper and more accurate than traditional methods. In this study we have considered a model system, Candida …
Displaying 9701 - 9725 of 13225
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